Motive Gear R8.8RMK Bearing Kit with Koyo Bearings, Ford 8.8" '81-'09 Includes pinion carrier pilot bearings, crush sleeve, brush, Loctite, gasket, ring gear bolts, pinion nuts and bearings Constructed from high strength steel Provides constrained relative motion between the gears Resists wear and tear Preloaded bearings withstand high power and torque